I233231323331311331313232233132211233132333132233132333132323323132313111   >>    I23323132333131133131323223313221123313233313223313233313232332313231311   <<    I233231323331311331313232233132211233132333132233132333132323323132313113   >>      I233231323331311331313232233132211233132333132233132333132323323132313112   >>